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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2012-08-07 03:07:30 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-10 21:05:32 +0200
commitb6dd245c4594482d46507a0bfd100439be367952 (patch)
treedef53c96054733d2dea8e07caba0096a308b4c52 /drivers/usb/host/ohci-platform.c
parentusb: host: ehci-platform: BUG_ON() to WARN_ON() on probe (diff)
downloadlinux-b6dd245c4594482d46507a0bfd100439be367952.tar.xz
linux-b6dd245c4594482d46507a0bfd100439be367952.zip
usb: host: ohci-platform: BUG_ON() to WARN_ON() on probe
usb_ohci_pdata is certainly required in ohci-platform driver. This patch avoids using BUG_ON() from driver, and return from probe with WARN_ON() if pdata was NULL. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ohci-platform.c')
-rw-r--r--drivers/usb/host/ohci-platform.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index 670c7059c9ae..4c886f938f6c 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -83,10 +83,14 @@ static int __devinit ohci_platform_probe(struct platform_device *dev)
{
struct usb_hcd *hcd;
struct resource *res_mem;
+ struct usb_ohci_pdata *pdata = dev->dev.platform_data;
int irq;
int err = -ENOMEM;
- BUG_ON(!dev->dev.platform_data);
+ if (!pdata) {
+ WARN_ON(1);
+ return -ENODEV;
+ }
if (usb_disabled())
return -ENODEV;